Unit powers up and works great when plugged in. Q: Does the Blue light go steady after 90 seconds? When the unit is turned on, the blue light on the top of the unit turns solid after flashing for approximately 90 seconds. The item "SlingStudio Hub HD Video Switcher for Multi-camera Production and Live Streaming" is in sale since Wednesday, August 11, 2021. This item is in the category "Cameras & Photo\Video Production & Editing\Distribution Switchers & Routers".The seller is "brightmoose" and is located in College Station, Texas. This item can be shipped to United States.